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12+5*4*2-15\(-3)-=0
We simplify the equation to the form, which is simple to understand
12+5*4*2-15\(-3)-=0
Simplifying:
12+20*2-15\(-3)=-0
Simplifying:
12+40-15\(-3)=-0
We move all terms containing to the left and all other terms to the right.
0=-0-12-40+15+3-0
We simplify left and right side of the equation.
0=-34
0=-34
The left and right sides are not equal, therefore there is no solution. This equation is invalid.
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